19205970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{91457}}^1$

素因数の和:91474

約数の個数: 32

約数和(自身を含む): 52679808

約数和(自身を除く): 33473838

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 91457, 182914, 274371, 457285, 548742, 640199, 914570, 1280398, 1371855, 1920597, 2743710, 3200995, 3841194, 6401990, 9602985, 19205970]

約数ペア:

[(1, 19205970), (2, 9602985), (3, 6401990), (5, 3841194), (6, 3200995), (7, 2743710), (10, 1920597), (14, 1371855), (15, 1280398), (21, 914570), (30, 640199), (35, 548742), (42, 457285), (70, 274371), (105, 182914), (210, 91457)]